Book: Grateful! by Patrice Lee In this delightful Leep4Joy book, children learn a little life lesson on grati tude. "Grateful" is about a set of twins, Nyla and Nicholas, who don't have a lot of material things but are very content in life. They have the bond of family, friends, and each other. Nyla and Nicholas not only give thanks when good things happen; they remain grateful in all things. Age 4 and up.